# TLS VIEWER vs Color Temperature Meter+

The clearest difference is rating: Color Temperature Meter+ at 4.2 against TLS VIEWER's 1.0. Color Temperature Meter+ also leads on update cadence (every 5 days vs every 6 months) and ratings volume (5 vs 1). TLS VIEWER's advantage is ads (none vs shown) and monetization model (free vs ad-supported). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Color Temperature Meter+ holds the better App Store score, 4.2 against 1.0. That said, the two scores are not equally well evidenced: Color Temperature Meter+ has 5 ratings behind it against 1, so its average is the more settled of the two.

TLS VIEWER ships an update every 6 months, Color Temperature Meter+ every 5 days. The most recent releases landed on October 7, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | TLS VIEWER | Color Temperature Meter+ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/tls-viewer/id6759976868/reviews) | **[4.2 (5 ratings)](https://appshunter.io/ios/app/color-temperature-meter-plus/id6760257870/reviews)** |
| Number of ratings | 1 | **5** |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 6 months | **Every 5 days** |
| Monetization | **Free** | Ad-supported |
| Size | 9 MB | 65 MB |
| Requires iOS | 26.2 | **16.4** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Jeremie Aubut](https://appshunter.io/developer/1882072467) | [Kyu-Hee Jang](https://appshunter.io/developer/1587578867) |

## What reviewers say

### TLS VIEWER

[App page](https://appshunter.io/ios/app/tls-viewer/id6759976868)

This app provides a straightforward NDI monitor with multiview functionality. It includes essential tools like false color and histogram for video analysis. Designed for efficient visual monitoring of NDI sources.

**Highlights:** NDI monitoring, Multiview capabilities, False color tools, Histogram analysis

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Color Temperature Meter+

[App page](https://appshunter.io/ios/app/color-temperature-meter-plus/id6760257870)

Measure light color temperature in Kelvin using your iPhone camera. Get real-time readings, identify light types, and receive white balance suggestions for photography and videography. Save and compare past measurements.

**Highlights:** Real-time Kelvin display, Light type classification, White balance suggestions, Freeze mode for comparison, Mired display option, Measurement history

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is TLS VIEWER free?

TLS VIEWER is free to download, with no in-app purchases.

### Is Color Temperature Meter+ free?

Color Temperature Meter+ is free to download, with no in-app purchases.

### Which has better reviews, TLS VIEWER or Color Temperature Meter+?

Color Temperature Meter+ is rated higher. TLS VIEWER averages 1.0 out of 5 from 1 ratings, while Color Temperature Meter+ averages 4.2 from 5 ratings.

### Do TLS VIEWER or Color Temperature Meter+ have ads?

Color Temperature Meter+ shows ads; TLS VIEWER does not.

### Which is updated more often, TLS VIEWER or Color Temperature Meter+?

TLS VIEWER ships an update every 6 months, and Color Temperature Meter+ every 5 days. Most recently, TLS VIEWER was updated on October 7, 2026 and Color Temperature Meter+ on October 11, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*